projector

noun

pro·​jec·​tor prə-ˈjek-tər How to pronounce projector (audio)
1
: one that plans a project
specifically : promoter
2
: one that projects: such as
a
: a device for projecting a beam of light
b
: an optical instrument for projecting an image upon a surface
c
: a machine for projecting movies on a screen
3
: an imagined line from an object to a surface along which projection takes place

Examples of projector in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
And the ceiling was like a screen for me with a projector running. Beryl Love, Cincinnati Enquirer, 4 Sep. 2025 Speaking of headlights, the Concept C gets narrow ones with four elements that switch in place between daytime running lamps and proper projector beams for use after dark. Abhimanyu Ghoshal, New Atlas, 3 Sep. 2025 Check out our other guides to the best telescopes, binoculars, cameras, star projectors, drones, lego and much more. Paul Brett, Space.com, 2 Sep. 2025 This mini projector is built for anyone who wants big-screen viewing without the hassle of wires or bulky equipment. Shubham Yewale, PC Magazine, 2 Sep. 2025 See All Example Sentences for projector

Word History

First Known Use

1596, in the meaning defined at sense 1

Time Traveler
The first known use of projector was in 1596

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Cite this Entry

“Projector.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/projector. Accessed 9 Sep. 2025.

Kids Definition

projector

noun
pro·​jec·​tor prə-ˈjek-tər How to pronounce projector (audio)
: a machine for projecting an image or pictures upon a surface
a motion-picture projector
a slide projector

More from Merriam-Webster on projector

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